文章(zhang)來(lai)源:中國石油天然氣(qi)集(ji)團公(gong)司 發布時間(jian):2010-08-06
今年年初以來(lai),中國石油長慶油田緊(jin)緊(jin)圍(wei)繞生產(chan)實際,超(chao)前(qian)(qian)計(ji)劃,強化組織,大(da)力推廣(guang)使用新(xin)技術、新(xin)工(gong)藝、新(xin)工(gong)具,確保了鉆井生產(chan)安全優(you)質、高效運(yun)行。截至7月31日,勘探開發當年完鉆4703口井,當年完成進尺1107.58萬(wan)(wan)米,比去年提前(qian)(qian)近1個月突破千萬(wan)(wan)米大(da)關。
長慶油(you)田(tian)(tian)(tian)(tian)的工作區(qu)(qu)域(yu)橫跨(kua)陜、甘、寧、晉、內(nei)(nei)蒙古(gu)5省(區(qu)(qu))37萬平方公里的高原、大(da)山和沙漠(mo)。油(you)田(tian)(tian)(tian)(tian)勘探開發的鄂爾多斯盆地油(you)氣(qi)田(tian)(tian)(tian)(tian)是國內(nei)(nei)罕見的低滲(shen)、特低滲(shen)油(you)氣(qi)田(tian)(tian)(tian)(tian),油(you)氣(qi)儲(chu)層普遍呈現低滲(shen)、低壓、低豐度特征,被稱為“磨刀石”油(you)田(tian)(tian)(tian)(tian),開發難度非常(chang)大(da)。
長慶(qing)(qing)油(you)田積極加大同各施工(gong)(gong)區域地(di)方政府的(de)溝通協調力(li)度,努力(li)降(jiang)低非生(sheng)產(chan)等停時間,加強土地(di)征借督促檢查(cha)(cha)工(gong)(gong)作,外部環(huan)(huan)境明顯好轉,后備(bei)井(jing)場準(zhun)(zhun)(zhun)備(bei)充(chong)分,為今年建設任務全面(mian)完成打(da)下(xia)了堅實(shi)的(de)基礎。針對(dui)民營隊伍(wu)(wu)多、素(su)質相(xiang)對(dui)較差(cha)的(de)實(shi)際,為了確(que)保(bao)(bao)(bao)安(an)全生(sheng)產(chan),長慶(qing)(qing)油(you)田嚴(yan)(yan)把(ba)市場隊伍(wu)(wu)準(zhun)(zhun)(zhun)入關(guan),嚴(yan)(yan)格資(zi)質審(shen)查(cha)(cha),嚴(yan)(yan)格準(zhun)(zhun)(zhun)入管理,嚴(yan)(yan)格安(an)全環(huan)(huan)保(bao)(bao)(bao)關(guan)鍵環(huan)(huan)節控制,重點防范井(jing)噴(pen)失(shi)控、井(jing)噴(pen)著(zhu)火等重大事故,民營隊伍(wu)(wu)封(feng)井(jing)器安(an)裝率達到100%。隨著(zhu)2月11日(ri)第(di)一批施工(gong)(gong)隊伍(wu)(wu)啟動,長慶(qing)(qing)油(you)田兩級驗收(shou)組先后抵達現場,嚴(yan)(yan)把(ba)開工(gong)(gong)驗收(shou)和(he)施工(gong)(gong)資(zi)質審(shen)查(cha)(cha)標(biao)準(zhun)(zhun)(zhun),確(que)保(bao)(bao)(bao)具備(bei)條件一口,開鉆一口。
為了(le)(le)彌補監(jian)督(du)力量的(de)不(bu)足,川慶(qing)鉆探(tan)、長(chang)城鉆探(tan)分別為油田(tian)(tian)成(cheng)(cheng)立(li)了(le)(le)監(jian)督(du)公司,形成(cheng)(cheng)甲(jia)方(fang)(fang)管(guan)理、乙方(fang)(fang)監(jian)督(du)、丙方(fang)(fang)監(jian)理的(de)全過程(cheng)的(de)質(zhi)量安全管(guan)理體系(xi),井控人員持(chi)證率達到100%。長(chang)慶(qing)油田(tian)(tian)還主動(dong)為市(shi)(shi)場隊伍提供技術支持(chi)、員工(gong)培訓和安全教育,有效保證了(le)(le)市(shi)(shi)場隊伍的(de)安全環保工(gong)作(zuo),確保了(le)(le)受(shou)控運行(xing)。長(chang)慶(qing)油田(tian)(tian)還及時實施鉆機調整(zheng)工(gong)作(zuo),確保油田(tian)(tian)生產建設順利進行(xing)。
速度就是效(xiao)益。長慶(qing)(qing)(qing)油田由(you)于單井(jing)(jing)產量(liang)低(di),鉆(zhan)(zhan)(zhan)井(jing)(jing)數量(liang)多,鉆(zhan)(zhan)(zhan)井(jing)(jing)工程投(tou)資在產能建(jian)設投(tou)資中(zhong)占有很大比重。近年來,長慶(qing)(qing)(qing)油田通過技術(shu)進(jin)步,借鑒(jian)“磨溪經驗”,探(tan)索形成以(yi)PDC鉆(zhan)(zhan)(zhan)頭和復合(he)鉆(zhan)(zhan)(zhan)井(jing)(jing)為核(he)心的配套技術(shu),大幅(fu)提高了鉆(zhan)(zhan)(zhan)井(jing)(jing)速度。據統計,一(yi)口(kou)2000米(mi)深的油井(jing)(jing)平均(jun)(jun)7天(tian)(tian)即可完鉆(zhan)(zhan)(zhan),最快(kuai)4天(tian)(tian);一(yi)口(kou)3000多米(mi)深的氣(qi)井(jing)(jing),平均(jun)(jun)15天(tian)(tian)即可完鉆(zhan)(zhan)(zhan),最快(kuai)8天(tian)(tian)。2009年6月17日,在長慶(qing)(qing)(qing)地區施工的川慶(qing)(qing)(qing)鉆(zhan)(zhan)(zhan)探(tan)長慶(qing)(qing)(qing)鉆(zhan)(zhan)(zhan)井(jing)(jing)總公(gong)司30693鉆(zhan)(zhan)(zhan)井(jing)(jing)隊和30653鉆(zhan)(zhan)(zhan)井(jing)(jing)隊分別以(yi)119天(tian)(tian)4小時和119天(tian)(tian)19小時的有效(xiao)鉆(zhan)(zhan)(zhan)井(jing)(jing)時間,鉆(zhan)(zhan)(zhan)井(jing)(jing)進(jin)尺(chi)先后突破4萬米(mi)。